Area code 835: Pennsylvania
What is area code 835?
Area code 835 is a US state area code for Pennsylvania, on Eastern Time. It has 102 prefixes in service across 29 rate centers, the largest being Allentown, Philadelphia Suburban Zone 30 and Philadelphia Suburban Zone 23. It shares its area with 484 and 610, so local numbers there can start with any of them.
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See the phone add-onArea code 835 facts
| Location | Pennsylvania, United States |
|---|---|
| Time zone | Eastern Time |
| Overlays | 484, 610 |
| Overlay of | 484 |
| In service since | September 2, 2022 |
| Local calls | 10 digits |
| Carrier | Not shown. An area code is where a number was issued; numbers port between carriers. Check line type |
In short: 835 is Pennsylvania (Eastern Time). Format checks here are free and run in your browser; the current carrier and line type need a live lookup. Bulk phone number validator · Pro + Phone plan
Local time in area code 835
America/New_York
Prefixes in service
102 of 792 possible
29 rate centers
Which cities and towns use area code 835?
NANPA records each prefix against a rate center, the local billing area a number belongs to, usually named after its main town. These are the 835 rate centers with the most prefixes in service. 17 smaller ones aren't listed.
| Rate center | Prefixes |
|---|---|
| Allentown | 29 |
| Philadelphia Suburban Zone 30 | 15 |
| Philadelphia Suburban Zone 23 | 14 |
| Bethlehem | 7 |
| Reading | 5 |
| Philadelphia Suburban Zone 10 | 4 |
| Easton | 3 |
| Bally | 2 |
| Philadelphia Suburban Zone 14 | 2 |
| Philadelphia Suburban Zone 17 | 2 |
| Lehighton | 1 |
| Hamburg | 1 |
Source: NANPA central office code assignments, file dated 10/17/2026. Each prefix holds up to 10,000 numbers.
How do I dial a 835 number?
NANPA's dialling plan for 835: local calls inside the code take 10 digits, toll calls 10 digits. From another area code, dial 1 first. From abroad, use +1. The examples use 555-0147, from a range reserved for fictional numbers.
| Local call inside 835 | 835-555-0147 |
|---|---|
| From another US or Canadian area code | 1-835-555-0147 |
| From outside North America | +1 835 555 0147 |
| E.164, for CRMs and SMS tools | +18355550147 |
When did area code 835 start?
Area code 835 went into service on September 2, 2022 as an overlay of 484. Today 835, 484 and 610 cover the same area as an overlay, which is why 10-digit dialling is needed for local calls there.
Tools for 835 numbers
- Bulk phone number validator
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- Area code time zone
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- NPA-NXX lookup
Rate center and state for one prefix, a level below the area code.
- TCPA calling hours checker
Whether it's inside the federal 8 a.m. to 9 p.m. calling window there now.
Next step
A 835 number tells you where it was issued, not what it is now.
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Area code 835 questions
- What state is area code 835?
- Area code 835 is in Pennsylvania, United States. Its largest rate centers by number of prefixes are Allentown, Philadelphia Suburban Zone 30, Philadelphia Suburban Zone 23, Bethlehem and Reading.
- What time zone is area code 835 in?
- Eastern Time.
- What area codes overlay 835?
- 484 and 610. An overlay adds a new code to the same area instead of splitting it, so neighbours can have different area codes and local calls need 10 digits.
- When did area code 835 start?
- Area code 835 went into service on September 2, 2022 as an overlay of 484.
- Is an 835 number a cell phone or a landline?
- The area code can't tell you. In the US and Canada mobiles, landlines and VoIP lines share area codes and prefixes, and numbers move between carriers and line types. Only a live line-type lookup answers it for one number.
- How many phone numbers does area code 835 have?
- 102 of its 792 possible prefixes are in service, and each prefix holds up to 10,000 numbers. That counts prefixes assigned to carriers, not numbers in use.
- Does a valid format mean a 835 number is in service?
- No. A format check only says the digits fit the North American Numbering Plan and that 835 is an assigned code. It cannot tell whether the number is connected, who answers it or which carrier serves it today, because numbers are reassigned and ported. A live carrier lookup reports the current carrier and line type, but even that is not proof someone answers.
- Can I check a list of 835 numbers for free?
- Yes. Paste them in the list tab above or upload a CSV to the bulk phone number validator: format, E.164, country and the numbering-plan line type are free for every row, with no account. Live carrier and line-type lookups come with Pro + Phone at $49.99/mo (5,000 a month).
Other area codes in Pennsylvania
All Pennsylvania area codes on the area code index.
Sources
Location, overlays, in-service date and dialling plan: NANPA NPA database, file dated 10/16/2026. Prefixes and rate centers: NANPA central office code assignments, 10/17/2026. Time zones mapped to the IANA time zone database. By the SimpleVerifier Team; how we build these pages.