https://community.o2.co.uk/t5/Discussions-Feedback/phone-number/m-p/1819663#M140491 <P>Ask for a PAC (Phone Access Code) number from your previous supplier, it's got to be used within 30 days of them sending it through though.</P><P>&nbsp;</P> Mon, 24 Nov 2025 11:14:35 GMT Anonymous 2025-11-24T11:14:35Z https://community.o2.co.uk/t5/Discussions-Feedback/phone-number/m-p/1819298#M140464 <P>How to keep your old number on a new contract</P> Thu, 20 Nov 2025 20:00:09 GMT https://community.o2.co.uk/t5/Discussions-Feedback/phone-number/m-p/1819298#M140464 imis 2025-11-20T20:00:09Z https://community.o2.co.uk/t5/Discussions-Feedback/phone-number/m-p/1819299#M140465 <P><a href="https://community.o2.co.uk/t5/user/viewprofilepage/user-id/4963582">@imis</a>&nbsp;</P><P>Migrate your number <LI-PRODUCT title="Guide: Migration &amp;amp; porting into O2" id="Guide061"></LI-PRODUCT>&nbsp;</P><P>You may need to try multiple times before O2 agree to it or you can port out and back in again via a different network on PAYG.</P> Thu, 20 Nov 2025 20:06:57 GMT https://community.o2.co.uk/t5/Discussions-Feedback/phone-number/m-p/1819299#M140465 MI5 2025-11-20T20:06:57Z https://community.o2.co.uk/t5/Discussions-Feedback/phone-number/m-p/1819663#M140491 <P>Ask for a PAC (Phone Access Code) number from your previous supplier, it's got to be used within 30 days of them sending it through though.</P><P>&nbsp;</P> Mon, 24 Nov 2025 11:14:35 GMT https://community.o2.co.uk/t5/Discussions-Feedback/phone-number/m-p/1819663#M140491 Anonymous 2025-11-24T11:14:35Z