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.
301-623-4000 is most strongly associated on phone.gd with Protection One Alarm Monitoring, Inc in WASHINGTON 236 ZONE 13, MD. Cached business and web listing signals on this site reinforce that match.
Carrier or assignee data points to TELEPORT COMMUNICATIONS AMERICA, LLC - DC and the rate center is WSNG236Z13 (WASHINGTON 236 ZONE 13, MD).
The rows below combine cached caller-intelligence data, NANPA assignment records, public business matches, and phone.gd lookup context.
| Label | Value |
|---|---|
| Input Number | 301-623-4000 |
| Phone Number | +13016234000 |
| National Format | (301) 623-4000 |
| Country Code | US |
| Caller Name | PROTECTION ONE ALARM MONITORING, INC ASG HOLDINGS, LLC |
| Caller Type | |
| Carrier Name | TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
| Phone Type | |
| Apple iMessage Status | Not Registered |
| Raw Number | 3016234000 |
| Basic Format | 301-623-4000 |
| NPA (Area Code) | 301 |
| NXX | 623 |
| Rate Center | WSNG236Z13 |
| Location | WASHINGTON 236 ZONE 13, MD |
| OCN (Carrier Number) | 7529 |
| Call Type | Unknown Type |
| Number Assignment | Reserved for Toll-free |
| Search |
 |
These stored listings match the exact phone number, which helps reinforce any named caller identity shown above.
| Source | Name | Detail |
|---|---|---|
| Business profile | Protection One Alarm Monitoring, Inc | Protection One Alarm Monitoring, Inc |
| Business profile | Protection One Alarm Monitoring, Inc | Protection One Alarm Monitoring, Inc |
| SEC company registration | ASG Holdings, LLC | 12301 KILN COURT SUITE A BELTSVILLE MD 20705 US |
These public EDGAR submission profiles list this exact phone number for a registered company.
| Company | Identifiers | Industry | Business Address |
|---|---|---|---|
| ASG Holdings, LLC | CIK 0001362966 | other | 12301 KILN COURT SUITE A BELTSVILLE MD 20705 US |
| state | MD |
| ocn | 7529 |
| company | TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
| rate_center | WSNG236Z13 |
| Location | WASHINGTON 236 ZONE 13, MD |
| use_type | AS |
| pooled_code | Y |
| in_service | Yes |
| region | MA |
| state | MD |
| status | RT |
| rate_center | WSNG236Z13 |
| Location | WASHINGTON 236 ZONE 13, MD |
| assigned_to | TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
| ocn | 7529 |
| region | MA |
| state | MD |
| status | RT |
| rate_center | WSNG236Z13 |
| Location | WASHINGTON 236 ZONE 13, MD |
| assigned_to | TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
| ocn | 7529 |
| region | MA |
| state | MD |
| status | RT |
| rate_center | WSNG236Z13 |
| Location | WASHINGTON 236 ZONE 13, MD |
| assigned_to | TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
| ocn | 7529 |
| Bold | 𝟑𝟎𝟏-𝟔𝟐𝟑-𝟒𝟎𝟎𝟎 [click to copy] |
| Full-Width | ３０１-６２３-４０００ [click to copy] |
| Superscript | ³⁰¹-⁶²³-⁴⁰⁰⁰ [click to copy] |
| Subscript | ₃₀₁-₆₂₃-₄₀₀₀ [click to copy] |
| Enclosed Alphanumerics | ③⓪①-⑥②③-④⓪⓪⓪ [click to copy] |
| Mathematical Bold | 𝟯𝟬𝟭-𝟲𝟮𝟯-𝟰𝟬𝟬𝟬 [click to copy] |
| Mathematical Italic | 𝟥𝟢𝟣-𝟨𝟤𝟥-𝟦𝟢𝟢𝟢 [click to copy] |
| Mathematical Sans-Serif | 𝟹𝟶𝟷-𝟼𝟸𝟹-𝟺𝟶𝟶𝟶 [click to copy] |
| Emoji | 3️⃣0️⃣1️⃣-6️⃣2️⃣3️⃣-4️⃣0️⃣0️⃣0️⃣ [click to copy] |
| Spelled Out | three zero one - six two three - four zero zero zero [click to copy] |
Using these number formats when publishing your phone number online can help reduce spam calls/texts by making it harder for scammers to copy your number
Submit an anonymous report
Choose the report type that best matches this number, then optionally add a short note about what happened. Your city and state may be shown publicly, but your IP address is not displayed on the page.
Report a spam or fraud caller
Answer a few quick questions and this page will point you to the right official complaint flow, plus carrier-specific reporting options where available.
Step 1
What happened?
Choose the option that best matches this phone number.
Step 2
How did it reach you?
The FCC and carrier advice changes slightly for calls versus texts.
Step 3
Did they ask for money or sensitive information?
This helps decide whether the FTC should be part of the next step.
Step 4
Which carrier do you use?
Carrier tools help get the number flagged or blocked inside that network.
Latest community reports for 301-623-4000