for each of a plurality of subscriber accounts, maintaining in data storage a set of subscriber account data that indicates an association between the subscriber account and one or more telecommunication devices;

making a determination that a given subscriber account is associated with both (i) a multi-mode device and (ii) a wireless local area network (WLAN) access point; and

in response to the determination, automatically updating a preferred roaming list (PRL) for the multi-mode device to include access data for the WLAN access point, wherein the method further comprises:

storing a first indication in the given subscriber account, the first indication indicating an association between the given subscriber account and the multi-mode device;

storing a second indication in the given subscriber account, the second indication indicating an association between the given subscriber account and the WLAN access point, wherein storing the second indication in the given subscriber account occurs as a result of an automatic configuration sequence for the access point;

receiving account-identification data and the access data from a configuration server, the configuration server having received at least the access data from the WLAN access point; and

using the account-identification data to access the given subscriber account,

wherein storing the second indication in the given subscriber account comprises storing the access data in the given subscriber account.