Home › South Carolina › Irmo
Irmo, SC Area Codes
Irmo, South Carolina (population 12,204) uses area codes 803 and 839.
Irmo has no telephone exchange of its own in NANPA records; it is served by the Lexington exchange about 12.4 km away.
Carriers with Irmo numbers
15 prefixes are assigned to the Lexington exchange: 7% mobile, 7% VoIP and cable, 87% landline.
| Carrier | Prefixes |
|---|---|
| Windstream | 9 |
| Pbt Communications | 2 |
| Paetec Itel | 1 |
| South Carolina Net | 1 |
| Lumen (Level 3) | 1 |
| T-Mobile | 1 |
Area codes used in Irmo
| Area code | Prefixes serving Irmo | Main carriers in this code |
|---|---|---|
| 803 | 13 | Southern Bell Tel & Tel, Verizon Wireless, AT&T Mobility |
| 839 | 2 | AT&T Mobility, Onvoy (Sinch), Ton80 Communications |
Irmo phone number prefixes
Numbers starting with these first six digits were originally assigned to the Lexington exchange.
803-356Windstream803-358Windstream803-359Windstream803-399Windstream803-490Windstream803-520Paetec Itel803-756South Carolina Net803-785Pbt Communications803-808Windstream803-821Pbt Communications803-951Windstream803-957Windstream803-996Windstream839-205Lumen (Level 3)839-268T-Mobile
Nearby cities in area code 803
- Columbia
- Rock Hill
- Sumter
- Fort Mill
- Aiken
- North Augusta
- Lexington
- St. Andrews
- West Columbia
- Seven Oaks
- Dentsville
- Lake Wylie
Questions
- What is the area code for Irmo, SC?
- Irmo uses 2 area codes: 803 and 839. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
- What time zone is Irmo in?
- Irmo is in the Eastern time zone.