Cities in area code 464
Area code 464 serves 24 localities in Illinois, led by Oak Forest South, Forest, La Grange. The table lists every rate center — the billing locality each prefix is anchored to — with its share of the code's 103 active prefixes.
By numbering footprint the leading localities are Oak Forest South, Forest, La Grange, Cicero, Blue Island, Chicago Heights, Harvey and Orland, and 15 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.
Metropolitan coverage: 24 rate centers belong to FCC top-100 metro areas.
Overlap note: 24 localities are shared with other area codes, so a neighbor's number may differ in its first three digits.
Clock-wise the coverage is Central.
A caller's real location can differ: numbers port between carriers and follow their owners when they move. Use the prefix tables to see where a specific number block was issued.
| Locality (rate center) | Active prefixes | Metro area | All codes serving it |
|---|---|---|---|
| Oak Forest South | 18 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Forest | 18 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| La Grange | 17 | Chicago-Naperville-Elgin, IL-IN | 312, 464, 630, 708, 815, 847 |
| Cicero | 9 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Blue Island | 8 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Chicago Heights | 6 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Harvey | 3 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Orland | 3 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Palos Park | 2 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Oak Lawn | 2 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Bellwood | 2 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Calumet City | 2 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Maywood | 2 | Chicago-Naperville-Elgin, IL-IN | 464, 630, 708 |
| Lansing | 1 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Crete | 1 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Berwyn | 1 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Mokena | 1 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Peotone | 1 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Riverdale | 1 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Summit | 1 | Chicago-Naperville-Elgin, IL-IN | 464, 630, 708, 847 |
| Beecher | 1 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Willow Springs | 1 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Tinley Park | 1 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
| Thornton | 1 | Chicago-Naperville-Elgin, IL-IN | 464, 708 |
FAQ
What is the biggest city in area code 464?
Oak Forest South holds the most active prefixes (18), making it the code's largest numbering locality.
How many places does 464 cover?
24 rate centers in Illinois hold active 464 prefixes, from Oak Forest South down to communities with a single prefix.
Does a 464 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.