Here’s an SMTP outgoing settings organized by state and city.

Cheers! 

Alabama (Birmingham)
incoming mail server: pop-server.bham.rr.com
outgoing mail server: smtp-server.bham.rr.com

Alabama (Dothan)
incoming mail server: pop-server.sw.rr.com
outgoing mail server: smtp-server.sw.rr.com

Alabama (Elmore)
incoming mail server: pop-server.elmore.rr.com
outgoing mail server: smtp-server.elmore.rr.com

Alabama (Eufaula)
incoming mail server: pop-server.eufaula.rr.com
outgoing mail server: smtp-server.eufaula.rr.com

California (Bakersfield)
incoming mail server: pop-server.bak.rr.com
outgoing mail server: smtp-server.bak.rr.com

California (San Diego)
incoming mail server: pop-server.san.rr.com
outgoing mail server: smtp-server.san.rr.com

California (Southern / Los Angeles)
incoming mail server: pop-server.socal.rr.com
outgoing mail server: smtp-server.socal.rr.com

California (Desert Cities)
incoming mail server: pop-server.dc.rr.com
outgoing mail server: smtp-server.dc.rr.com

Florida (Cantonment)
incoming mail server: pop-server.panhandle.rr.com
outgoing mail server: smtp-server.panhandle.rr.com

Florida (Central Florida, Orlando)
incoming mail server: pop-server.cfl.rr.com
outgoing mail server: smtp-server.clf.rr.com

Florida (Cape Coral / Naples)
incoming mail server: pop-server.swfla.rr.com
outgoing mail server: smtp-server.swfla.rr.com

Florida (Lake City / Live Oak)
incoming mail server: pop-server.se.rr.com
outgoing mail server: smtp-server.se.rr.com

Florida (Palatka)
incoming mail server: pop-server.se.rr.com
outgoing mail server: smtp-server.se.rr.com

Florida (St. Augustine)
incoming mail server: pop-server.se.rr.com
outgoing mail server: smtp-server.se.rr.com

Florida (Tampa Bay)
incoming mail server: pop-server.tampabay.rr.com
outgoing mail server: smtp-server.tampabay.rr.com

Georgia (Ft. Benning)
incoming mail server: pop-server.sw.rr.com
outgoing mail server: smtp-server.sw.rr.com

Hawaii (Hawaii)
incoming mail server: pop-server.hawaii.rr.com
outgoing mail server: smtp-server.hawaii.rr.com

Indiana (Indianapolis)
incoming mail server: pop-server.indy.rr.com
outgoing mail server: smtp-server.indy.rr.com

Indiana (Terre Haute)
incoming mail server: pop-server.ma.rr.com
outgoing mail server: smtp-server.ma.rr.com

Kansas (Kansas City)
incoming mail server: pop-server.kc.rr.com
outgoing mail server: smtp-server.kc.rr.com

Kansas (Colby)
incoming mail server: pop-server.we.rr.com
outgoing mail server: smtp-server.we.rr.com

Louisiana (Houma)
incoming mail server: pop-server.sw.rr.com
outgoing mail server: smtp-server.sw.rr.com

Louisiana (La Place)
incoming mail server: pop-server.sw.rr.com
outgoing mail server: smtp-server.sw.rr.com

Louisiana (Monroe)
incoming mail server: pop-server.jam.rr.com
outgoing mail server: smtp-server.jam.rr.com

Louisiana (Shreveport)
incoming mail server: pop-server.sport.rr.com
outgoing mail server: smtp-server.sport.rr.com

Maine (Southeast Maine, Portland)
incoming mail server: pop-server.maine.rr.com
outgoing mail server: smtp-server.maine.rr.com

Massachusettes (Athol)
incoming mail server: pop-server.mass.rr.com
outgoing mail server: smtp-server.mass.rr.com

Massachusettes (Berkshire County)
incoming mail server: pop-server.berkshire.rr.com
outgoing mail server: smtp-server.berkshire.rr.com

Michigan (Detroit)
incoming mail server: pop-server.twmi.rr.com
outgoing mail server: smtp-server.twmi.rr.com

Minnesota (Minneapolis)
incoming mail server: pop-server.mn.rr.com
outgoing mail server: smtp-server.mn.rr.com

Mississippi (Jackson)
incoming mail server: pop-server.jam.rr.com
outgoing mail server: smtp-server.jam.rr.com

Missouri (Kansas City)
incoming mail server: pop-server.kc.rr.com
outgoing mail server: smtp-server.kc.rr.com

Nebraska (Lincoln)
incoming mail server: pop-server.neb.rr.com
outgoing mail server: smtp-server.neb.rr.com

New Hampshire (Keene)
incoming mail server: pop-server.ne.rr.com
outgoing mail server: smtp-server.ne.rr.com

New Jersey (Bergen)
incoming mail server: pop-server.nj.rr.com
outgoing mail server: smtp-server.nj.rr.com

New York (Albany)
incoming mail server: pop-server.nycap.rr.com
outgoing mail server: smtp-server.nycap.rr.com

New York (Central Northern)
incoming mail server: pop-server.twcny.rr.com
outgoing mail server: smtp-server.twcny.rr.com

New York (Hudson Valley, Catskills)
incoming mail server: pop-server.hvc.rr.com
outgoing mail server: smtp-server.hvc.rr.com

New York (New York City, Manhattan)
incoming mail server: pop-server.nyc.rr.com
outgoing mail server: smtp-server.nyc.rr.com

New York (Rochester)
incoming mail server: pop-server.rochester.rr.com
outgoing mail server: smtp-server.rochester.rr.com

New York (Binghamton, Vestal, Johnson City)
incoming mail server: pop-server.stny.rr.com
outgoing mail server: smtp-server.stny.rr.com

New York (Staten Island)
incoming mail server: pop-server.si.rr.com
outgoing mail server: smtp-server.si.rr.com

North Carolina (Raleigh, Durham, RTP)
incoming mail server: pop-server.nc.rr.com
outgoing mail server: smtp-server.nc.rr.com

North Carolina (East Carolina, Wilmington)
incoming mail server: pop-server.ec.rr.com
outgoing mail server: smtp-server.ec.rr.com

North Carolina (Greensboro, Winston-Salem, High-Point)
incoming mail server: pop-server.triad.rr.com
outgoing mail server: smtp-server.triad.rr.com

North Carolina (Charlotte Metro)
incoming mail server: pop-server.carolina.rr.com
outgoing mail server: smtp-server.carolina.rr.com

Ohio (Cincinatti)
incoming mail server: pop-server.cinci.rr.com
outgoing mail server: smtp-server.cinci.rr.com

Ohio (Columbus)
incoming mail server: pop-server.columbus.rr.com
outgoing mail server: smtp-server.columbus.rr.com

Ohio (North East)
incoming mail server: pop-server.neo.rr.com
outgoing mail server: smtp-server.neo.rr.com

Ohio (Western)
incoming mail server: pop-server.woh.rr.com
outgoing mail server: smtp-server.woh.rr.com

Pennsylvania (Erie)
incoming mail server: pop-server.ma.rr.com
outgoing mail server: smtp-server.ma.rr.com

Pennsylvania (Philadelphia)
incoming mail server: pop-server.ucwphilly.rr.com
outgoing mail server: smtp-server.ucwphilly.rr.com

South Carolina (Columbia)
incoming mail server: pop-server.carolina.rr.com
outgoing mail server: smtp-server.carolina.rr.com

Tennessee (Memphis)
incoming mail server: pop-server.midsouth.rr.com
outgoing mail server: smtp-server.midsouth.rr.com

Texas (Austin)
incoming mail server: pop-server.austin.rr.com
outgoing mail server: smtp-server.austin.rr.com

Texas (El Paso)
incoming mail server: pop-server.elp.rr.com
outgoing mail server: smtp-server.elp.rr.com

Texas (Houston)
incoming mail server: pop-server.houston.rr.com
outgoing mail server: smtp-server.houston.rr.com

Texas (Rio Grande Valley)
incoming mail server: pop-server.rgv.rr.com
outgoing mail server: smtp-server.rgv.rr.com

Texas (San Antonio)
incoming mail server: pop-server.satx.rr.com
outgoing mail server: smtp-server.satx.rr.com

Texas (Heart of Texax – Waco, Temple, etc.)
incoming mail server: pop-server.hot.rr.com
outgoing mail server: smtp-server.hot.rr.com

Texas (Greater Texas, Beaumont)
incoming mail server: pop-server.gt.rr.com
outgoing mail server: smtp-server.gt.rr.com

Texas (Corpus Christi, Eagle Pass, Kerrville, Laredo)
incoming mail server: pop-server.stx.rr.com
outgoing mail server: smtp-server.stx.rr.com

Texas (Witchita Falls)
incoming mail server: pop-server.sw.rr.com
outgoing mail server: smtp-server.sw.rr.com

West Virginia (Clarksburg)
incoming mail server: pop-server.ma.rr.com
outgoing mail server: smtp-server.ma.rr.com

Wisconsin (Milwaukee)
incoming mail server: pop-server.wi.rr.com
outgoing mail server: smtp-server.wi.rr.com

Wisconsin (North East Wisconsin, Green Bay)
incoming mail server: pop-server.new.rr.com
outgoing mail server: smtp-server.new.rr.com