Cities in area code 478

50 localities · NANPA data, current as of July 28, 2026.

These are the cities and communities covered by 478 in Georgia. "Covered" means the locality is a rate center holding 478 prefixes; the largest are Macon, Warner Robins, Dublin.

By numbering footprint the leading localities are Macon, Warner Robins, Dublin, Milledgeville, Sandersville, Swainsboro, Perry and Cochran, and 41 smaller communities down to single-prefix localities. Prefix counts track lines in service, so the ranking is a reasonable proxy for where the code's subscribers actually are.

2 of the localities fall within FCC top-100 metropolitan statistical areas; the rest are smaller communities.

All of the code's territory keeps Eastern time.

Remember that people keep numbers when they relocate, so a 478 number is a where-it-was-issued fact, not a where-they-are fact.

Showing 50 of 50
Rate centers covered by area code 478
Locality (rate center) Active prefixes Metro area All codes serving it
Macon 145 478
Warner Robins 50 478
Dublin 26 478
Milledgeville 19 478
Sandersville 13 478
Swainsboro 13 478
Perry 10 478
Cochran 10 478
Eastman 9 478
Forsyth 8 478
Wadley 7 478
Hawkinsville 7 478
Gray 6 478
Marshallville 6 478
Louisville 6 478
Centerville (houston) 6 478
Lake Sinclair 5 478
Millen 5 478
Montezuma 5 478
Wrightsville 5 478
Fort Valley 5 478
Sardis 4 Augusta-Richmond County, GA-SC 478
Gordon 4 478
Byromville 4 478
Irwinton 4 478
Danville 4 478
Montrose 3 478
Haddock 3 478
Unadilla 3 478
Ideal 3 478
Toomsboro 3 478
Reynolds 3 478
Byron 3 478
Roberta 3 478
Davisboro 2 478
Bartow 2 478
Cedar Grove 2 478
Chester 2 478
Lizella 2 478
Twin City 2 478
Kite 2 478
Adrian 2 478
Butler 2 478
Cadwell 2 478
Dudley 2 478
Jeffersonville 2 478
Rentz 2 478
Midville 1 Augusta-Richmond County, GA-SC 478
Dexter 1 478
Culloden 1 478

FAQ

What is the biggest city in area code 478?

Macon holds the most active prefixes (145), making it the code's largest numbering locality.

How many places does 478 cover?

50 rate centers in Georgia hold active 478 prefixes, from Macon down to communities with a single prefix.

Does a 478 number guarantee the caller lives in one of these places?

No — the tables show where number blocks were issued. Porting and VoIP let people keep or acquire numbers anywhere.