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.
858-552-9500 is most strongly associated on phone.gd with Titan Corporation in LA JOLLA, CA.
Carrier or assignee data points to PACIFIC BELL and the rate center is LA JOLLA (LA JOLLA, CA).
The rows below combine cached caller-intelligence data, NANPA assignment records, public business matches, and phone.gd lookup context.
| Label | Value |
|---|---|
| Input Number | 858-552-9500 |
| Phone Number | +18585529500 |
| National Format | (858) 552-9500 |
| Country Code | US |
| Caller Name | TITAN CORPORATION L-3 COMMUNICATIONS TITAN CORP BAIRD MELLON C BRADLEY HERBERT L CATALINO LAURA COSTANZA NICHOLAS J DANJCZEK DAVID W DRESSENDORFER JOHN H DYER BRUGGEMAN DIANNE FISHER RAND H FOWLER L L KARR THOMAS JOSEPH OBERKFELL LAWRENCE A OSTERLOH BOB ROSE LES ROTH JAMES SCOTT DIANNE D SHELLCO INC THETA ACQUISITION INC |
| Caller Type | |
| Carrier Name | PACIFIC BELL |
| Phone Type | |
| Apple iMessage Status | Not Registered |
| Raw Number | 8585529500 |
| Basic Format | 858-552-9500 |
| NPA (Area Code) | 858 |
| NXX | 552 |
| Rate Center | LA JOLLA |
| Location | LA JOLLA, CA |
| SMS/MMS Email Gateways | 8585529500@pacbellpcs.net SMS/MMS gateways may be invalid (i.e. the number has been ported or purchased by another carrier) |
| OCN (Carrier Number) | 9740 |
| 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 | Titan Corporation | Titan Corporation |
| SEC company registration | L-3 COMMUNICATIONS TITAN CORP | Services-Computer Integrated Systems Design · 3033 SCIENCE PARK RD SAN DIEGO CA 92121 US |
| SEC company registration | BAIRD MELLON C | 3033 SCIENCE PARK ROAD SAN DIEGO CA 92009 US |
| SEC company registration | BRADLEY HERBERT L | 3033 SCIENCE PARK ROAD SAN DIEGO CA 92009 US |
| SEC company registration | CATALINO LAURA | 3033 SCIENCE PARK ROAD SAN DIEGO CA 92121 US |
| SEC company registration | COSTANZA NICHOLAS J | 8609 SIX FORKS RD RALEIGH NC 27615 US |
| SEC company registration | DANJCZEK DAVID W | |
| SEC company registration | DRESSENDORFER JOHN H | 3033 SCIENCE PARK ROAD SAN DIEGO CA 92121 US |
| SEC company registration | DYER BRUGGEMAN DIANNE | 3033 SCIENCE PARK ROAD SAN DIEGO CA 92121 US |
| SEC company registration | Fisher Rand H | |
| SEC company registration | FOWLER L L | 3033 SCIENCE PARK ROAD SAN DIEGO CA 92009 US |
| SEC company registration | Karr Thomas Joseph | |
| SEC company registration | OBERKFELL LAWRENCE A | 3033 SCIENCE PARK RD SAN DIEGO CA 92121 US |
| SEC company registration | OSTERLOH BOB | 3033 SCIENCE PARK RD C/O TITAN CORP SAN DIEGO CA 92121 US |
| SEC company registration | ROSE LES | |
| SEC company registration | ROTH JAMES | |
| SEC company registration | SCOTT DIANNE D | 3033 SCIENCE PARK ROAD SAN DIEGO CA 92009 US |
| SEC company registration | SHELLCO INC | 3033 SCIENCE PARK ROAD SAN DIEGO CA 92121 US |
| SEC company registration | THETA ACQUISITION INC | 3033 SCIENCE PARK ROAD SAN DIEGO CA 92121 US |
These public EDGAR submission profiles list this exact phone number for a registered company. This number appears on 18 entities, so it may be a shared corporate, agent, or filing contact number.
| Company | Identifiers | Industry | Business Address |
|---|---|---|---|
| L-3 COMMUNICATIONS TITAN CORP | CIK 0000032258 | Services-Computer Integrated Systems Design | 3033 SCIENCE PARK RD SAN DIEGO CA 92121 US |
| BAIRD MELLON C | CIK 0001057355 | other | 3033 SCIENCE PARK ROAD SAN DIEGO CA 92009 US |
| BRADLEY HERBERT L | CIK 0001094720 | other | 3033 SCIENCE PARK ROAD SAN DIEGO CA 92009 US |
| CATALINO LAURA | CIK 0001232216 | other | 3033 SCIENCE PARK ROAD SAN DIEGO CA 92121 US |
| COSTANZA NICHOLAS J | CIK 0001016104 | other | 8609 SIX FORKS RD RALEIGH NC 27615 US |
| DANJCZEK DAVID W | CIK 0001303464 | other | |
| DRESSENDORFER JOHN H | CIK 0001186664 | other | 3033 SCIENCE PARK ROAD SAN DIEGO CA 92121 US |
| DYER BRUGGEMAN DIANNE | CIK 0001185130 | other | 3033 SCIENCE PARK ROAD SAN DIEGO CA 92121 US |
| Fisher Rand H | CIK 0001317113 | other | |
| FOWLER L L | CIK 0001094721 | other | 3033 SCIENCE PARK ROAD SAN DIEGO CA 92009 US |
| Karr Thomas Joseph | CIK 0001301225 | other | |
| OBERKFELL LAWRENCE A | CIK 0001100777 | other | 3033 SCIENCE PARK RD SAN DIEGO CA 92121 US |
| OSTERLOH BOB | CIK 0001212152 | other | 3033 SCIENCE PARK RD C/O TITAN CORP SAN DIEGO CA 92121 US |
| ROSE LES | CIK 0001212149 | other | |
| ROTH JAMES | CIK 0001094717 | other | |
| SCOTT DIANNE D | CIK 0001094719 | other | 3033 SCIENCE PARK ROAD SAN DIEGO CA 92009 US |
| SHELLCO INC | CIK 0001270663 | other | 3033 SCIENCE PARK ROAD SAN DIEGO CA 92121 US |
| THETA ACQUISITION INC | CIK 0001270797 | other | 3033 SCIENCE PARK ROAD SAN DIEGO CA 92121 US |
| state | CA |
| ocn | 9740 |
| company | PACIFIC BELL |
| rate_center | LA JOLLA |
| Location | LA JOLLA, CA |
| use_type | AS |
| pooled_code | Y |
| in_service | Yes |
| region | WC |
| state | CA |
| status | RT |
| rate_center | LA JOLLA |
| Location | LA JOLLA, CA |
| assigned_to | PACIFIC BELL |
| ocn | 9740 |
| region | WC |
| state | CA |
| status | RT |
| rate_center | LA JOLLA |
| Location | LA JOLLA, CA |
| assigned_to | PACIFIC BELL |
| ocn | 9740 |
| Bold | 𝟖𝟓𝟖-𝟓𝟓𝟐-𝟗𝟓𝟎𝟎 [click to copy] |
| Full-Width | ８５８-５５２-９５００ [click to copy] |
| Superscript | ⁸⁵⁸-⁵⁵²-⁹⁵⁰⁰ [click to copy] |
| Subscript | ₈₅₈-₅₅₂-₉₅₀₀ [click to copy] |
| Enclosed Alphanumerics | ⑧⑤⑧-⑤⑤②-⑨⑤⓪⓪ [click to copy] |
| Mathematical Bold | 𝟴𝟱𝟴-𝟱𝟱𝟮-𝟵𝟱𝟬𝟬 [click to copy] |
| Mathematical Italic | 𝟪𝟧𝟪-𝟧𝟧𝟤-𝟫𝟧𝟢𝟢 [click to copy] |
| Mathematical Sans-Serif | 𝟾𝟻𝟾-𝟻𝟻𝟸-𝟿𝟻𝟶𝟶 [click to copy] |
| Emoji | 8️⃣5️⃣8️⃣-5️⃣5️⃣2️⃣-9️⃣5️⃣0️⃣0️⃣ [click to copy] |
| Spelled Out | eight five eight - five five two - nine five 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 858-552-9500