Paste raw digits, a formatted phone number, an area code, an NPA-NXX block, or a short code. US and Canada phone lookups route automatically, and international iMessage checks are available separately.
Server-rendered context for this exact phone page based on public records, reports, search interest, and routing data already stored on phone.gd.
312-503-3364 does not currently have a confirmed public business label on phone.gd, but it remains an active research target because complaint records, anonymous reports, or verified on-site searches continue to surface it.
Current page signals include 1 public complaint record.
Carrier or assignee data points to TELEPORT COMMUNICATIONS AMERICA, LLC - IL and the rate center is CHICGOZN01 (CHICAGO ZONE 01, IL).
The area code you entered, 312, overlaps with the DSN network for the Continental United States and Puerto Rico under Northern Command (NORTHCOM), though it could also be part of standard civilian phone numbers.
The rows below combine cached caller-intelligence data, NANPA assignment records, public business matches, and phone.gd lookup context.
| Label | Value |
|---|---|
| Input Number | 312-503-3364 |
| Phone Number | +13125033364 |
| National Format | (312) 503-3364 |
| Country Code | US |
| Caller Name | No public caller label found. |
| Caller Type | |
| Carrier Name | TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
| Phone Type | |
| Apple iMessage Status | Not Checked |
| Raw Number | 3125033364 |
| Basic Format | 312-503-3364 |
| NPA (Area Code) | 312 |
| NXX | 503 |
| Rate Center | CHICGOZN01 |
| Location | CHICAGO ZONE 01, IL |
| OCN (Carrier Number) | 7136 |
| Call Type | Unknown Type |
| Number Assignment | Reserved for Toll-free |
| Search |
 |
| state | IL |
| ocn | 7136 |
| company | TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
| rate_center | CHICGOZN01 |
| Location | CHICAGO ZONE 01, IL |
| use_type | AS |
| pooled_code | Y |
| in_service | Yes |
| region | MW |
| state | IL |
| status | RT |
| rate_center | CHICGOZN01 |
| Location | CHICAGO ZONE 01, IL |
| assigned_to | TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
| ocn | 7136 |
| region | MW |
| state | IL |
| status | RT |
| rate_center | CHICGOZN01 |
| Location | CHICAGO ZONE 01, IL |
| assigned_to | TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
| ocn | 7136 |
| Bold | 𝟑𝟏𝟐-𝟓𝟎𝟑-𝟑𝟑𝟔𝟒 [click to copy] |
| Full-Width | ３１２-５０３-３３６４ [click to copy] |
| Superscript | ³¹²-⁵⁰³-³³⁶⁴ [click to copy] |
| Subscript | ₃₁₂-₅₀₃-₃₃₆₄ [click to copy] |
| Enclosed Alphanumerics | ③①②-⑤⓪③-③③⑥④ [click to copy] |
| Mathematical Bold | 𝟯𝟭𝟮-𝟱𝟬𝟯-𝟯𝟯𝟲𝟰 [click to copy] |
| Mathematical Italic | 𝟥𝟣𝟤-𝟧𝟢𝟥-𝟥𝟥𝟨𝟦 [click to copy] |
| Mathematical Sans-Serif | 𝟹𝟷𝟸-𝟻𝟶𝟹-𝟹𝟹𝟼𝟺 [click to copy] |
| Emoji | 3️⃣1️⃣2️⃣-5️⃣0️⃣3️⃣-3️⃣3️⃣6️⃣4️⃣ [click to copy] |
| Spelled Out | three one two - five zero three - three three six four [click to copy] |
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Latest community reports for 312-503-3364
Anonymous User from Carol Stream, Illinois
May 20, 2026 at 10:53 AM