Area Code 224: Comprehensive Guide to Coverage and Regulations
Info: Area code 224 serves the northeastern part of Illinois, including many northern suburbs of Chicago. It was introduced to supplement the exhausted numbers of area code 847.
Technical Overview
- NPA Code: 224
- Type: Overlay
- Implementation Date: January 5, 2002
- State: Illinois
Geographic Coverage
- Coordinates: 42.1627778°N, 87.8875°W
- Area Served: Northeastern Illinois, covering parts of Lake, Cook, Kane, and McHenry Counties.
Major Cities
| City | Latitude | Longitude |
|---|---|---|
| Algonquin, IL | 42.16558 | -88.29425 |
| Arlington Heights, IL | 42.08836 | -87.98063 |
| Buffalo Grove, IL | 42.15141 | -87.95979 |
| Carpentersville, IL | 42.12114 | -88.25786 |
| Des Plaines, IL | 42.03336 | -87.8834 |
| South Elgin, IL | 41.99419 | -88.2923 |
| Elk Grove Village, IL | 42.00392 | -87.97035 |
| Evanston, IL | 42.04114 | -87.69006 |
| Glenview, IL | 42.06975 | -87.78784 |
| Gurnee, IL | 42.3703 | -87.90202 |
| Highland Park, IL | 42.18169 | -87.80034 |
| Hoffman Estates, IL | 42.04281 | -88.0798 |
| Lake Forest, IL | 42.25863 | -87.84063 |
| Lake in the Hills, IL | 42.18169 | -88.33036 |
| Libertyville, IL | 42.28308 | -87.95313 |
| Morton Grove, IL | 42.04059 | -87.78256 |
| Mount Prospect, IL | 42.06642 | -87.93729 |
| Mundelein, IL | 42.26308 | -88.00397 |
| Niles, IL | 42.01892 | -87.80284 |
| North Chicago, IL | 42.32558 | -87.84118 |
| Northbrook, IL | 42.12753 | -87.82895 |
| Palatine, IL | 42.1103 | -88.03424 |
| Park Ridge, IL | 42.01114 | -87.84062 |
| Rolling Meadows, IL | 42.08419 | -88.01313 |
| Round Lake Beach, IL | 42.37169 | -88.09008 |
| Schaumburg, IL | 42.03336 | -88.08341 |
| Skokie, IL | 42.03336 | -87.73339 |
| Vernon Hills, IL | 42.21947 | -87.97952 |
| Waukegan, IL | 42.36363 | -87.84479 |
| Wheeling, IL | 42.13919 | -87.92896 |
| Wilmette, IL | 42.07225 | -87.72284 |
| Zion, IL | 42.44613 | -87.83285 |
Numbering and Utilization
- Total Numbers Available: Data not provided
- Utilization Rate: Data not provided
- Exhaust Projection: Data not provided
Telecommunications Infrastructure
Major Carriers
- AT&T
- Verizon
- T-Mobile
- Sprint
Available Services
- Landline
- Wireless
- VoIP
Regulatory Information
- Regulatory Body: North American Numbering Plan Administration (NANPA)
- Dialing Requirements: Ten-digit dialing
- NANPA Regulations: Area code 224 follows standard NANPA regulations, including number pooling and mandatory ten-digit dialing.
Historical Context
- January 20, 1996: Area code 847 was created from a split of area code 708.
- June 1998: Area code 847 participated in the first trial of telephone number pooling in the U.S.
- January 5, 2002: Area code 224 was implemented as an overlay to area code 847.
Conclusion
Area code 224 plays a vital role in supporting the telecommunications infrastructure of northeastern Illinois. Its introduction as an overlay to area code 847 ensures the continued availability of phone numbers, accommodating the region's growing demand. For more information, visit the NANPA official site.