WORST HELP EVER

Soo i have lost my phone now i want to do a sim swap i have been dealing with 5 of there SERVICE PROVIDERS I EVERY TIME I GIVE THEM THE ANSWER I THINK IS RIGHT BUT ITS NOT THY DON'T HELP BECAUSE I DID NOT PASS THE SECURITY CHECK SOO YOU TELL ME HOE DOES REMEMBER THE LAST 5 NUMBERS OR THE LAST TOME YOU BOUGHT DATA, EVERY TIME I THINK I GET THE INFO THY NEED I AM WRONG I AM NOW FED UP WITH THEM NOT ASSISTING ME REALLY AND NO WHEN I PHONE THY MAKE IF THE PHONE DIES OR THY PUT THE PHONE IN MY EAR I'M DONE DON'T KNOW WHAT TO DO ANYMORE I HVAE RUN OUT OF PATIENCE AND TIME