And as area codes lose their foothold, certain cultural references may also drop their meaning.
At first they focused their efforts on Lusophone Africa, Angola and Mozambique in particular, capitalising on linguistic and cultural affinity to gain a foothold.
On each episode, they take a closer look at stories of the week that have a particular foothold in the cultural zeitgeist.
The policy change, effective January 2014, is unlikely to bring peace to the Boy Scouts as they struggle to keep a foothold in a swirling cultural landscape, with renewed lobbying and debate already starting Thursday evening.
Postmodernism as a social and cultural phenomenon has been gradually taking foothold in most areas of western society from the middle of the twentieth century.
As the Indian/South Asian community has grown over the recent years, its arts have gained a foothold on the New York cultural scene -- especially through a diverse cinema available in many DVD shops or theaters, and in film organizations or on-going film festivals.
Though hundreds of acres of land has been taken from the Unkechaug Nation, he said, it has managed to retain a foothold because of longstanding political and cultural ties and strong trading and intertribal relationships.
Wherever Protestantism gained a foothold, it influenced the social, economic, political, and cultural life of the area.
Although the Chinese had colonized the Liao Plain more than a thousand years before and had made it a centre of Chinese cultural influence, they had never been able to secure a foothold in central and north Manchuria, which remained predominantly a preserve of tribal groups.
That courting of a devoted, dedicated audience at the expense of attempting to capture a foothold on the charts is arguably indicative of wider cultural trends in 2015.
