Yes, procedures are as follows:
Fee: $ 80
Billing: the description marked "Admin Charge for change fax no to 3007xxxx"
Plan: no change
Billing Date: the same
Account information: unchanged
Account number: unchanged
Effective Date: upon receipt of payment, from 1 to 2 working days.
All in all, except fax number changes, the rest will remain unchanged, plus a handling fee.

可以的,程序如下:
手續費:$80
開單: 於description註明 "Admin Charge for change fax no to 3007xxxx"
計劃:不變
賬單日期:不變
戶口資料:不變
戶口號碼:不變
生效日期:收到付款後,一至兩個工作天內
總括來說,除傳真號碼轉變,其餘則不變,另加手續費