Rock Island, IL Area Codes
Rock Island, Illinois (population 36,225) uses area codes 309 and 861.
Carriers with Rock Island numbers
42 prefixes are assigned to the Rock Island exchange: 48% mobile, 12% VoIP and cable, 40% landline.
| Carrier | Prefixes |
|---|---|
| AT&T (Illinois Bell) | 12 |
| T-Mobile | 9 |
| Verizon Wireless | 5 |
| AT&T Mobility | 3 |
| UScellular | 3 |
| Onvoy (Sinch) | 2 |
| Lumen (Level 3) | 2 |
| Paetec Itel | 1 |
Area codes used in Rock Island
| Area code | Prefixes serving Rock Island | Main carriers in this code |
|---|---|---|
| 309 | 41 | Frontier, AT&T (Illinois Bell), Onvoy (Sinch) |
| 861 | 1 | Exiant Communications, Opentact, Intrado Communications |
Rock Island phone number prefixes
Numbers starting with these first six digits were originally assigned to the Rock Island exchange.
309-206AT&T (Illinois Bell)309-230Verizon Wireless309-235Verizon Wireless309-236Verizon Wireless309-269T-Mobile309-283Paetec Itel309-292T-Mobile309-317AT&T Mobility309-350T-Mobile309-373UScellular309-380Verizon Business (MCImetro)309-400At&T Enterprises309-428T-Mobile309-429Verizon Wireless309-430Geneseo Communications Services309-506T-Mobile309-519AT&T Mobility309-520T-Mobile309-553T-Mobile309-558AT&T (Illinois Bell)309-592AT&T Mobility309-607Onvoy (Sinch)309-631T-Mobile309-644Lumen (Level 3)309-721T-Mobile309-732AT&T (Illinois Bell)309-737UScellular309-738UScellular309-756AT&T (Illinois Bell)309-779AT&T (Illinois Bell)309-781Verizon Wireless309-782AT&T (Illinois Bell)309-786AT&T (Illinois Bell)309-787AT&T (Illinois Bell)309-788AT&T (Illinois Bell)309-793AT&T (Illinois Bell)309-794AT&T (Illinois Bell)309-798AT&T (Illinois Bell)309-903Onvoy (Sinch)309-930Nuso309-948Lumen (Level 3)861-777Exiant Communications
Nearby cities in area code 309
- Peoria
- Bloomington
- Normal
- Moline
- Romeoville
- Pekin
- Galesburg
- East Peoria
- Crest Hill
- East Moline
- Morton
- Washington
Questions
- What is the area code for Rock Island, IL?
- Rock Island uses 2 area codes: 309 and 861. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
- What time zone is Rock Island in?
- Rock Island is in the Central time zone.