Lockport, IL Area Codes
Lockport, Illinois (population 27,822) uses area codes 815 and 779.
Carriers with Lockport numbers
21 prefixes are assigned to the Lockport exchange: 10% mobile, 33% VoIP and cable, 57% landline.
| Carrier | Prefixes |
|---|---|
| AT&T (Illinois Bell) | 9 |
| Lumen (Level 3) | 3 |
| AT&T (Teleport) | 2 |
| T-Mobile | 2 |
| Verizon Business (MCImetro) | 1 |
| First Communications | 1 |
| Rcn Telecom Services Of Illinios | 1 |
| Bandwidth | 1 |
Area codes used in Lockport
| Area code | Prefixes serving Lockport | Main carriers in this code |
|---|---|---|
| 815 | 18 | Frontier, AT&T (Illinois Bell), Lumen (Level 3) |
| 779 | 3 | Onvoy (Sinch), AT&T Mobility, Stratus Networks |
Lockport phone number prefixes
Numbers starting with these first six digits were originally assigned to the Lockport exchange.
815-221AT&T (Teleport)815-293AT&T (Illinois Bell)815-306Lumen (Level 3)815-328Lumen (Level 3)815-372AT&T (Illinois Bell)815-407AT&T (Illinois Bell)815-461Verizon Business (MCImetro)815-512First Communications815-524AT&T (Teleport)815-552AT&T (Illinois Bell)815-588AT&T (Illinois Bell)815-660Rcn Telecom Services Of Illinios815-749Bandwidth815-834AT&T (Illinois Bell)815-836AT&T (Illinois Bell)815-838AT&T (Illinois Bell)815-886AT&T (Illinois Bell)815-905Lumen (Level 3)779-390T-Mobile779-445Metropcs779-780T-Mobile
Nearby cities in area code 815
- Joliet
- Rockford
- Plainfield
- Crystal Lake
- DeKalb
- McHenry
- New Lenox
- Woodstock
- Belvidere
- Homer Glen
- Loves Park
- Kankakee
Questions
- What is the area code for Lockport, IL?
- Lockport uses 2 area codes: 815 and 779. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
- What time zone is Lockport in?
- Lockport is in the Central time zone.